[Bug libstdc++/89461] FAIL: experimental/net/timer/waitable/cons.cc

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89461

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
This might help, but probably isn't the right fix:

--- a/libstdc++-v3/include/experimental/io_context
+++ b/libstdc++-v3/include/experimental/io_context
@@ -134,7 +134,8 @@ inline namespace v1
       io_context* _M_ctx;
     };

-    using count_type =  size_t;
+    using count_type
+      = conditional_t<atomic<size_t>::is_always_lock_free(), size_t, int>;

     // construct / copy / destroy: